Home / 851,702,445.56-1,278,003,778.02-604,306,537.56

Finding the Fourth Proportional to 851,702,445.56, 1,278,003,778.02 and 604,306,537.56

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Solution

The fourth proportional to 851,702,445.56, 1,278,003,778.02 and 604,306,537.56 is: 906,779,171.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,702,445.56 : 1,278,003,778.02 = 604,306,537.56 : x
  2. Step 2: Convert to fraction form
    851,702,445.56/1,278,003,778.02 = 604,306,537.56/x
  3. Step 3: Cross multiply
    851,702,445.56x = 1,278,003,778.02 × 604,306,537.56
  4. Step 4: Simplify right side
    851,702,445.56x = 772,306,038,083,864,960
  5. Step 5: Solve for x
    x = 772,306,038,083,864,960/851,702,445.56
  6. Step 6: Final answer
    x = 906,779,171.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.